*{box-sizing:border-box}
body{margin:0;font-family:-apple-system,system-ui,sans-serif;background:#f4f6fa;color:#222;display:flex;min-height:100vh}
.sidebar{width:240px;background:#1f2937;color:#e5e7eb;display:flex;flex-direction:column;padding:18px 0}
.sidebar .brand{padding:0 20px 18px;font-weight:700;font-size:18px;border-bottom:1px solid #374151}
.sidebar .brand small{display:block;font-weight:400;font-size:11px;color:#9ca3af;letter-spacing:1px;text-transform:uppercase;margin-top:4px}
.sidebar nav{flex:1;margin-top:16px;display:flex;flex-direction:column}
.sidebar .nav{padding:10px 20px;color:#cbd5e1;text-decoration:none;font-size:14px;border-left:3px solid transparent}
.sidebar .nav:hover{background:#374151;color:#fff}
.sidebar .nav.active{background:#111827;color:#fff;border-left-color:#3b82f6}
.sidebar .foot{padding:14px 20px;color:#6b7280;font-size:11px;border-top:1px solid #374151}
.content{flex:1;padding:28px 36px;max-width:1400px}

h1{margin:0 0 18px;font-size:24px}
h2{margin:24px 0 10px;font-size:18px}
h3{margin:18px 0 8px;font-size:15px;color:#374151}

.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:14px;margin-bottom:8px}
.card{background:#fff;border:1px solid #e5e7eb;border-radius:10px;padding:16px 18px;box-shadow:0 1px 3px rgba(0,0,0,.03)}
.card-h{font-size:12px;color:#6b7280;text-transform:uppercase;letter-spacing:.5px}
.card-v{font-size:28px;font-weight:600;margin:6px 0 2px;color:#111827}
.card-s{font-size:11px;color:#9ca3af}
.card.ok{border-top:3px solid #16a34a}
.card.err{border-top:3px solid #dc2626}

.table{width:100%;border-collapse:collapse;background:#fff;border-radius:10px;overflow:hidden;box-shadow:0 1px 3px rgba(0,0,0,.04);margin-top:8px}
.table th,.table td{padding:9px 12px;text-align:left;border-bottom:1px solid #f1f5f9;font-size:13px;vertical-align:top}
.table th{background:#f9fafb;color:#374151;font-weight:600;font-size:12px;text-transform:uppercase;letter-spacing:.4px}
.table tbody tr:hover{background:#f9fafb}
.muted{color:#6b7280}
.small{font-size:12px}
.st-sent{color:#16a34a;font-weight:600}
.st-error{color:#dc2626;font-weight:600}
.st-queued{color:#d97706;font-weight:600}

.btn{display:inline-block;padding:7px 14px;border:1px solid #d1d5db;background:#fff;color:#111;border-radius:6px;cursor:pointer;font-size:13px}
.btn:hover{background:#f3f4f6}
.btn.primary{background:#2563eb;color:#fff;border-color:#1d4ed8}
.btn.primary:hover{background:#1d4ed8}
.btn.danger{background:#dc2626;color:#fff;border-color:#b91c1c}
.btn.danger:hover{background:#b91c1c}
.btn.ghost{background:transparent}
.btn.big{padding:10px 22px;font-size:15px}
.btn.small{padding:4px 8px;font-size:12px}

.row-h{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:6px}
.row-h.end{justify-content:flex-end}

label{display:block;font-size:12px;color:#374151;font-weight:500;margin:10px 0 6px}
input,textarea,select{width:100%;padding:8px 10px;border:1px solid #d1d5db;border-radius:6px;font-size:13px;font-family:inherit;background:#fff}
textarea{font-family:ui-monospace,Menlo,monospace;font-size:12px;line-height:1.45}
input:focus,textarea:focus,select:focus{outline:0;border-color:#2563eb;box-shadow:0 0 0 3px rgba(37,99,235,.15)}

.grid2{display:grid;grid-template-columns:1fr 1fr;gap:10px 14px}
.grid-2col{display:grid;grid-template-columns:1fr 1fr;gap:24px}

.modal{position:fixed;inset:0;background:rgba(15,23,42,.6);display:flex;align-items:center;justify-content:center;z-index:100}
.modal.hidden{display:none}
.modal-body{background:#fff;border-radius:10px;padding:24px;width:560px;max-height:90vh;overflow:auto}
.modal-body.wide{width:880px}

.filters{display:flex;gap:8px;margin-bottom:10px;align-items:center;flex-wrap:wrap}
.filters input,.filters select{width:auto;min-width:140px}

.progress{margin-top:24px;background:#fff;padding:18px;border-radius:10px;border:1px solid #e5e7eb}
.progress.hidden{display:none}
.bars{display:flex;gap:14px;margin-bottom:14px}
.bar{flex:1;background:#f3f4f6;padding:12px 16px;border-radius:8px;display:flex;justify-content:space-between;align-items:center}
.bar span{color:#6b7280;font-size:12px;text-transform:uppercase}
.bar b{font-size:22px}
.bar.ok{background:#dcfce7}
.bar.err{background:#fee2e2}

.card-form{background:#fff;padding:20px;border-radius:10px;border:1px solid #e5e7eb;max-width:760px}

.toast{position:fixed;bottom:20px;right:20px;background:#111827;color:#fff;padding:10px 16px;border-radius:6px;font-size:13px;opacity:0;transition:opacity .25s;pointer-events:none;z-index:200}
.toast.show{opacity:.96}

code{background:#f1f5f9;padding:1px 4px;border-radius:3px;font-size:11px}